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126 lines
4.2 KiB
EmacsLisp
126 lines
4.2 KiB
EmacsLisp
;;; tvi970.el --- terminal support for the Televideo 970
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;; Author: Jim Blandy <jimb@occs.cs.oberlin.edu>, January 1992
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;; Keywords: terminals
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;; Copyright (C) 1992 Free Software Foundation, Inc.
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;; This file is part of GNU Emacs.
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;; GNU Emacs is free software; you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation; either version 2, or (at your option)
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;; any later version.
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;; GNU Emacs is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with GNU Emacs; see the file COPYING. If not, write to
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;; the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
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;;; Commentary:
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;;; Uses the Emacs 19 terminal initialization features --- won't work with 18.
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;;; Code:
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(or (lookup-key function-key-map "\e[")
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(define-key function-key-map "\e[" (make-keymap)))
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;; (or (lookup-key function-key-map "\eO")
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;; (define-key function-key-map "\eO" (make-keymap)))
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;; Miscellaneous keys
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(mapcar (function (lambda (key-binding)
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(define-key function-key-map
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(car key-binding) (nth 1 key-binding))))
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'(
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;; These are set up by termcap or terminfo
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;; ("\eOP" [kp-f1])
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;; ("\eOQ" [kp-f2])
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;; ("\eOR" [kp-f3])
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;; ("\eOS" [kp-f4])
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;; These might br set by terminfo
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("\e[H" [home])
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("\e[Z" [backtab])
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("\e[i" [print])
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("\e[@" [insert])
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("\e[L" [insertline])
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("\e[M" [deleteline])
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("\e[U" [next]) ;; actually the `page' key
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;; These won't be set up by either
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("\eOm" [kp-subtract])
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("\eOl" [kp-separator])
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("\eOn" [kp-decimal])
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("\eOM" [kp-enter])
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;; These won't be set up by either either
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("\e[K" [key_eol]) ;; Not an X keysym
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("\e[J" [key_eos]) ;; Not an X keysym
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("\e[2J" [key_clear]) ;; Not an X keysym
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("\e[P" [key_dc]) ;; Not an X keysym
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("\e[g" [S-tab]) ;; Not an X keysym
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("\e[2N" [clearentry]) ;; Not an X keysym
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("\e[2K" [S-clearentry]) ;; Not an X keysym
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("\e[E" [?\C-j]) ;; Not an X keysym
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("\e[g" [S-backtab]) ;; Not an X keysym
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("\e[?1i" [key_sprint]) ;; Not an X keysym
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("\e[4h" [key_sic]) ;; Not an X keysym
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("\e[4l" [S-delete]) ;; Not an X keysym
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("\e[Q" [S-insertline]) ;; Not an X keysym
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("\e[1Q" [key_sdl]) ;; Not an X keysym
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("\e[19l" [key_seol]) ;; Not an X keysym
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("\e[19h" [S-erasepage]) ;; Not an X keysym
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("\e[V" [S-page]) ;; Not an X keysym
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("\eS" [send]) ;; Not an X keysym
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("\e5" [S-send]) ;; Not an X keysym
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))
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;; The numeric keypad keys.
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(let ((i 0))
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(while (< i 10)
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(define-key function-key-map
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(format "\eO%c" (+ i ?p))
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(vector (intern (format "kp-%d" i))))
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(setq i (1+ i))))
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;; The numbered function keys.
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(let ((i 0))
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(while (< i 16)
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(define-key function-key-map
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(format "\e?%c" (+ i ?a))
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(vector (intern (format "f%d" (1+ i)))))
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(define-key function-key-map
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(format "\e?%c" (+ i ?A))
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(vector (intern (format "S-f%d" (1+ i)))))
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(setq i (1+ i))))
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;;; Should keypad numbers send ordinary digits or distinct escape sequences?
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(defvar tvi970-keypad-numeric nil
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"The terminal should be in numeric keypad mode iff this variable is non-nil.
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Do not set this variable! Call the function ``tvi970-set-keypad-mode''.")
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(defun tvi970-set-keypad-mode (&optional arg)
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"Set the current mode of the TVI 970 numeric keypad.
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In ``numeric keypad mode'', the number keys on the keypad act as
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ordinary digits. In ``alternate keypad mode'', the keys send distinct
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escape sequences, meaning that they can have their own bindings,
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independent of the normal number keys.
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With no argument, toggle between the two possible modes.
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With a positive argument, select alternate keypad mode.
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With a negative argument, select numeric keypad mode."
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(interactive "P")
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(setq tvi970-keypad-numeric
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(if (null arg)
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(not tvi970-keypad-numeric)
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(> (prefix-numeric-value arg) 0)))
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(send-string-to-terminal (if tvi970-keypad-numeric "\e=" "\e>")))
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(tvi970-set-keypad-mode 1)
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;;; tv970 ends here
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